• Find the right o-ring for your project. Remember – an O-Ring not squeezed in its application is probably the wrong o-ring.

    O-Ring Gland Calc.
  • Apple Rubber has over 7,000 sizes of O-rings. More sizes added daily.

    O-Ring Size Search
  • Rubber compounds are a mixture of polymers, fillers, antioxitives and curatives. What’s right for your application?

    Material Selection Guide
  • Match your application's composition with the o-ring material offering the best chemical resistance.

    Chemical Compat. Guide
  • Dedicated to helping you design a successful sealing solution.

    Seal Design Guide

Hot Topics

MSDS and Manufacturing: 5 Things you Need to Know

A Safety Data Sheet (SDS) -- formerly known as MSDS -- is designed to provide both workers and employees with the proper procedures for handling hazardous substances. Although it may not be required for some manufactured parts, you should still have it on hand (and know your stuff). Read 5 things manufacturers should know.

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Apple Blog

The Lowdown on our Latest: Technical Videos

Over the course of the next two years, video will comprise 69 percent of all online consumer traffic. Take a sneak peek at how some of our newest video work will help inform, educate and entertain our customers.

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Who is Apple Rubber?

Meet Apple Rubber -- a leader in rubber compounds and sealing technology. Improving the products we rely upon. Changing the way we live.

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Apple Rubber does more.

Apple Rubber Products Inc.® is a leading designer and manufacturer of o-rings, rubber seals and custom sealing devices. When you need a standard AS568 rubber o-ring, a complex Liquid Silicone Rubber (LSR) prototype seal or medical-grade seals and parts, Apple Rubber has the sealing capabilities to deliver the sealing solution you need.